yardımcı olacak var mı, sitemde uzun zamandır bu sorun var. smtp ayarları doğru yapılı, yandex mail kullanıyorum.
hata şu oluyor;

SMTP -> ERROR: Password not accepted from server: 535 5.7.8 Error: authentication failed: Please accept EULA first. https://mail.yandex.ru/for/siteadresi.com 1646480902-HYKBOUlS5W-mMLiwLhd
SMTP -> ERROR: MAIL not accepted from server: 503 5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ
The following From address failed: siteadresimail.dogrulama@siteadresi.com  : MAIL not accepted from server,503,5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ
SMTP server error: 5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ
Mailer Error: The following From address failed: siteadresimail.dogrulama@siteadresi.com : MAIL not accepted from server,503,5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ
SMTP server error: 5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ
SMTP server error: 5.5.4 Error: send AUTH command first. 1646480902-HYKBOUlS5W-mMLia0cQ